Key hole at the PGA Championship

LOUISVILLE, Ky. (AP) -- A glance at the key hole Friday at the PGA Championship:

HOLE: 18

YARDAGE: 542

PAR: 5

STROKE AVERAGE: 4.430

RANK: 18

KEY FACTS: Rory McIlroy, who played the back nine first, took the outright lead for the first time with a 30-foot eagle putt. Phil Mickelson rolled in an 8-footer for eagle near the end of the day, capping a 68 that pushed Lefty into contention.